DescriptionThis item is manufactured with premium material for durable and long-lasting use. It's easy to use and install with long service life. The precise design will ensure its practicability in the work with high performance. Great accessories for 3D printer.Features- Color: Black. - Material: Stainless steel, POM - Size: 5 x 2.2 x 2.2 cm/2 x 0.87x 0.87 inch. - for durable and long-lasting use. Copper nut, with 4 holes for fixing to the machine. - for practical 3D printer use. This T-type screw is a new type of screw is mainly used in stepper motor, machine tool rails and other equipments. - Easy to install with sturdy design. Smooth, quiet, and low maintenance, very suitable for 3D printer z axis. - for stepper motor, machine tool rails and other equipment. - Our lead screw is made of imported stainless steel and is of high quality.It has high hardness, no bending and long service life.